<extend name="Common@Layout:bootstrap" />
<block name="title">文件上传</block>
<block name="style">
<link rel="stylesheet" type="text/css" href="/Public/Assets/webuploader/webuploader.css">
<style>
</style>
</block>

<block name="main">
	<div class="container" id="container">
		<div id="uploader" class="wu-example">
		    <!--用来存放文件信息-->
		    <div id="thelist" class="uploader-list"></div>
		    <div class="btns">
		        <div id="picker" style="float:left;margin-right:20px;">选择文件</div>
		        <button id="ctlBtn" class="btn btn-default" style="float:left;">开始上传</button>
		    </div>
		</div>
	</div>
</block>

<block name="script">
<script type="text/javascript" src="/Public/Assets/webuploader/webuploader.min.js"></script>
<script>
//文件上传
jQuery(function() {
    var $ = jQuery,
        $list = $('#thelist'),
        $btn = $('#ctlBtn'),
        state = 'pending',
        uploader;

    uploader = WebUploader.create({
    	//fileVal:'imgFile',
        // 不压缩image
        resize: false,

        // swf文件路径
        swf: '/Public/Assets/webuploader/Uploader.swf',

        // 文件接收服务端。
        server: '/material/medialocal/upload',
       // chunked: true,//开启分片上传
        threads: 1,//上传并发数
        // 选择文件的按钮。可选。
        // 内部根据当前运行是创建，可能是input元素，也可能是flash.
        pick: '#picker',
        fileSizeLimit: 200 * 1024 * 1024,    // 200 M
        fileSingleSizeLimit: 50 * 1024 * 1024    // 50 M
    });

    // 当有文件添加进来的时候
    uploader.on( 'fileQueued', function( file ) {
        $list.append( '<div id="' + file.id + '" class="item">' +
            '<h4 class="info">' + file.name + '</h4>' +
            '<p class="state">等待上传...</p>' +
        '</div>' );
    });

    // 文件上传过程中创建进度条实时显示。
    uploader.on( 'uploadProgress', function( file, percentage ) {
        var $li = $( '#'+file.id ),
            $percent = $li.find('.progress .progress-bar');

        // 避免重复创建
        if ( !$percent.length ) {
            $percent = $('<div class="progress progress-striped active">' +
              '<div class="progress-bar" role="progressbar" style="width: 0%">' +
              '</div>' +
            '</div>').appendTo( $li ).find('.progress-bar');
        }

        $li.find('p.state').text('上传中');

        $percent.css( 'width', percentage * 100 + '%' );
    });

    uploader.on( 'uploadSuccess', function( file ) {
        $( '#'+file.id ).find('p.state').text('已上传');
    });

    uploader.on( 'uploadError', function( file ) {
        $( '#'+file.id ).find('p.state').text('上传出错');
    });

    uploader.on( 'uploadComplete', function( file ) {
        $( '#'+file.id ).find('.progress').fadeOut();
    });

    uploader.on( 'all', function( type ) {
        if ( type === 'startUpload' ) {
            state = 'uploading';
        } else if ( type === 'stopUpload' ) {
            state = 'paused';
        } else if ( type === 'uploadFinished' ) {
            state = 'done';
        }

        if ( state === 'uploading' ) {
            $btn.text('暂停上传');
        } else {
            $btn.text('开始上传');
        }
    });

    $btn.on( 'click', function() {
        if ( state === 'uploading' ) {
            uploader.stop();
        } else {
            uploader.upload();
        }
    });
});
</script>
</block>
